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      09-20-2012, 08:35 PM   #12
gangzoom
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Drives: E90 335i M sport
Join Date: Jun 2011
Location: Leicester

Posts: 1,100
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Not tried economy map but on M ways the OBD mpg read out seem to be 1-2 mpg higher than before...but it's very hard to drive with a light right foot given all the extra BHP ;-)
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